51421480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{116867}}^1$

素因数の和:116889

約数の個数: 32

約数和(自身を含む): 126217440

約数和(自身を除く): 74795960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 116867, 233734, 467468, 584335, 934936, 1168670, 1285537, 2337340, 2571074, 4674680, 5142148, 6427685, 10284296, 12855370, 25710740, 51421480]

約数ペア:

[(1, 51421480), (2, 25710740), (4, 12855370), (5, 10284296), (8, 6427685), (10, 5142148), (11, 4674680), (20, 2571074), (22, 2337340), (40, 1285537), (44, 1168670), (55, 934936), (88, 584335), (110, 467468), (220, 233734), (440, 116867)]